🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.69 AU - 0.81 AU

Year: 246 Days

Day: 28.8 Hours

Environment

Temp: 90 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,441,567 km

• M1: 95,593 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.57 AU - 1.89 AU

Year: 862 Days

Day: 25.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.9

Radius: 9

Gravity: 12.27 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.04 AU - 8 AU

Year: 6306 Days

Day: 9.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,441,567 km

• M1: 117,135 km (0.089 R)
• M2: 425,456 km (0.091 R)
• M3: 711,487 km (0.055 R)
• M4: 1,154,297 km (0.083 R)
• M5: 1,662,032 km (0.089 R)
• M6: 2,935,409 km (0.073 R)
• M7: 3,618,324 km (0.111 R)
• M8: 3,934,723 km (0.064 R)
• M9: 5,610,519 km (0.094 R)
• M10: 6,002,315 km (0.038 R)
• M11: 7,062,366 km (0.106 R)
• M12: 9,873,011 km (0.066 R)
• M13: 11,089,840 km (0.109 R)
• M14: 11,551,499 km (0.082 R)
• M15: 12,079,430 km (0.03 R)
• M16: 12,403,758 km (0.098 R)
• M17: 13,354,602 km (0.093 R)
• M18: 15,846,902 km (0.119 R)
• M19: 16,631,394 km (0.093 R)
• M20: 17,441,466 km (0.032 R)
• M21: 19,067,296 km (0.118 R)
• M22: 19,655,664 km (0.033 R)
• M23: 25,244,641 km (0.062 R)
• M24: 26,223,759 km (0.034 R)
• M25: 27,880,106 km (0.06 R)
• M26: 28,352,387 km (0.117 R)
• M27: 30,493,880 km (0.099 R)
• M28: 32,117,616 km (0.094 R)
• M29: 32,950,577 km (0.076 R)
• M30: 34,012,123 km (0.112 R)
• M31: 34,768,640 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.9

Radius: 10.1

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 8.92 AU - 14.06 AU

Year: 14751 Days

Day: 5.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,441,567 km

• M1: 125,662 km (0.104 R)
• M2: 474,824 km (0.071 R)
• M3: 793,467 km (0.05 R)
• M4: 1,140,684 km (0.084 R)
• M5: 1,689,409 km (0.079 R)
• M6: 2,245,314 km (0.11 R)
• M7: 2,815,582 km (0.06 R)
• M8: 3,798,589 km (0.06 R)
• M9: 4,327,567 km (0.048 R)
• M10: 6,038,817 km (0.1 R)
• M11: 6,685,978 km (0.051 R)
• M12: 7,783,727 km (0.119 R)
• M13: 11,101,508 km (0.105 R)
• M14: 12,128,199 km (0.053 R)
• M15: 17,793,919 km (0.093 R)
• M16: 18,971,404 km (0.117 R)
• M17: 20,121,811 km (0.118 R)
• M18: 20,914,082 km (0.094 R)
• M19: 22,476,781 km (0.08 R)
• M20: 23,502,873 km (0.072 R)
• M21: 25,556,552 km (0.075 R)
• M22: 33,631,097 km (0.032 R)
• M23: 34,409,305 km (0.071 R)
• M24: 35,085,937 km (0.032 R)
• M25: 36,699,350 km (0.096 R)
• M26: 41,453,570 km (0.049 R)
• M27: 43,125,326 km (0.052 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 19,237 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit